CN211228536U - Supporting construction of rock cutting slope - Google Patents
Supporting construction of rock cutting slope Download PDFInfo
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- CN211228536U CN211228536U CN201921260158.7U CN201921260158U CN211228536U CN 211228536 U CN211228536 U CN 211228536U CN 201921260158 U CN201921260158 U CN 201921260158U CN 211228536 U CN211228536 U CN 211228536U
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- rock cutting
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/23—Dune restoration or creation; Cliff stabilisation
Abstract
The utility model is suitable for a geotechnical engineering technical field provides a supporting construction of rock matter cutting slope. Above-mentioned supporting construction includes: the anti-slide piles are used for fixing the rock cutting slope and are arranged at intervals; the cross beam is arranged on a first part of the surface of the rock cutting slope, at least one part of the cross beam is embedded into the rock cutting slope inside the first part, and the cross beam is connected with the adjacent anti-slide piles; an ecological protection structure for covering a second part of the surface of the rock cutting slope; the first portion and the second portion are disposed adjacent to each other. The utility model provides a supporting construction, supporting strength is high, and construction cost is low, can realize green ecological protection simultaneously, and is good with the surrounding environment harmony, has realized the safe green protection of rock matter cutting side slope, and reliability and economic environmental protection nature are good.
Description
Technical Field
The utility model belongs to the technical field of geotechnical engineering, especially, relate to a supporting construction of rock matter cutting side slope.
Background
In the process of mountain road traffic construction, rock cutting sections are frequently encountered, the terrain of individual sections is steep, and the height of excavation slopes is large. Therefore, in order to ensure the stability of the side slope, retaining structures such as a sheet pile wall or an inter-pile wall are often arranged for supporting. In actual arrangement, the support of the pile plate wall or the inter-pile wall has large contrast with the surrounding natural environment, and cannot meet the requirement of green ecology; and a reinforced concrete slab or plain concrete retaining wall structure is arranged between the piles, so that the defect of high engineering cost exists.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a supporting construction of rock matter cutting side slope to solve rock matter cutting side slope supporting construction and do not have the problem that green ecology and engineering cost are big.
In order to solve the above problem, the technical scheme of the utility model is realized like this: a supporting construction of rock mass cutting slope includes: the anti-slide piles are used for fixing the rock cutting slope and are arranged at intervals; the cross beam is arranged on a first part of the surface of the rock cutting slope, at least one part of the cross beam is embedded into the rock cutting slope inside the first part, and the cross beam is connected with the adjacent anti-slide piles; an ecological protection structure for covering a second part of the surface of the rock cutting slope; wherein the first portion and the second portion are disposed adjacent.
Preferably, the first portion includes a plurality of first sub-portions spaced apart, the second portion includes a plurality of second sub-portions spaced apart, and at least one of the first sub-portions is disposed adjacent to at least one of the second sub-portions.
Preferably, at least two cross beams are arranged between two adjacent slide-resistant piles.
Preferably, each be provided with the holding tank in the second subsection, all be provided with in every the holding tank ecological protection structure.
Preferably, the ecological protection structure comprises: a fixing net which is at least laid on the second sub-part and fixed; and the plant growth base layer is sprayed on the fixing net and is used for cultivating plants.
Preferably, the ecological protection structure further comprises: a drainage hole extending from the interior of the rock cutting slope to the outer side of the second sub-part and inclining towards the ground surface; the drain pipe is inserted in the drain hole; the water draining pipe is characterized in that a plurality of through holes are formed in the pipe wall of the water draining pipe, and a filtering piece is coated on the periphery of the pipe wall.
Preferably, the cross member comprises: the first body is embedded in the rock cutting slope; the second body is fixedly connected with the first body and extends to the outside of the rock cutting slope; the second body and the adjacent slide-resistant piles are combined to form the accommodating groove.
Preferably, the direction in which the first body is embedded is perpendicular to the surface of the rock cutting slope.
Preferably, along the direction of height of rock cutting slope, each crossbeam layering interval sets up, every the both ends of crossbeam respectively with correspond the friction pile links as an organic whole.
Preferably, the cross beams arranged between the same two anti-slide piles are arranged at equal intervals.
The utility model provides a supporting construction of rock matter cutting side slope adopts and sets up the firm that a plurality of friction piles realized the side slope at rock matter cutting side slope interval to link together each friction pile as an organic whole through the crossbeam, simultaneously, adopt to set up ecological protection structure on rock matter cutting side slope. The supporting structure that sets up like this, structural stability is good, and unit area cost is low. Not only realized the reliable firm of rock matter cutting side slope, can also keep coordinating with the surrounding environment under ecological protection structure's effect, realized green ecological protection, improved the aesthetic property and the feature of environmental protection of rock matter cutting side slope.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic lateral structural view of a supporting structure provided by an embodiment of the present invention;
fig. 2 is a schematic longitudinal structural view of a supporting structure provided by an embodiment of the present invention;
FIG. 3 is an enlarged partial schematic view at A of FIG. 1;
fig. 4 is a schematic cross-sectional view of a cross beam provided by an embodiment of the present invention.
Description of reference numerals:
1. cutting slopes of rock mass; 2. a ground plane; 3. anti-slide piles; 4. a cross beam; 41. a first body; 42. a second body; 5. an ecological protection structure; 51. fixing the net; 52. planting a base layer; 53. a drain hole; 54. a drain pipe; 6. accommodating grooves; 7. a pile top platform; 8. a lateral ditch platform; 9. and (4) side grooves.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The various features and embodiments described in the detailed description may be combined in any suitable manner, for example, different embodiments may be formed by combining different features/embodiments, and various combinations of features/embodiments are not separately described in order to avoid unnecessary repetition in the present disclosure.
As shown in fig. 1, the embodiment of the utility model provides a supporting construction of rock matter cutting side slope for when the rock matter highway section is under construction (like construction traffic road), protect rock matter cutting side slope 1 that the construction formed, in order can avoid rock matter cutting side slope 1 unstability to appear, ensure the stability of rock matter cutting side slope 1 and the security of construction.
As shown in fig. 1 and 2, the supporting structure includes slide piles 3, cross beams 4, and an ecological protection structure 5. The anti-slide piles 3 are arranged in a plurality, and each anti-slide pile 3 extends to the top end of the rock cutting slope 1 from the lower part of the foundation surface 2 to fix the rock cutting slope 1; the cross beam 4 is arranged on a first part of the surface of the rock cutting slope 1, at least one part of the cross beam 4 is embedded in the rock cutting slope 1 inside the first part, and the cross beam 4 is connected with the adjacent slide-resistant piles 3. In the specific construction setting, the specification type (such as the size and the height of the pile diameter) of the anti-slide pile 3 is determined through structural calculation according to the area and the height of the rock cutting slope 1 and the type of the rock; the slide resistant piles 3 are arranged at intervals, and preferably at equal intervals. According to design requirements, one end of each anti-slide pile 3 is inserted into the foundation below the lateral ditch platform 8, and the set depth needs to meet design requirements so as to ensure enough supporting strength; and the other end of friction pile 3 extends to the top of rock matter cutting side slope 1 from side ditch platform 8 below to, because rock matter cutting side slope 1 adopts and is set up by the mode that side ditch platform 8 inclines gradually towards the slope body side, therefore, friction pile 3 is by the one end of extending from side ditch platform 8 below to, along with the increase of extending height, have partly expose gradually in the outside of rock matter cutting side slope 1, and the crossbeam 4 of setting preferably adopts the connection at the relative lateral wall of two adjacent friction piles 3, therefore, the part that friction pile 3 exposes just can improve the convenience that crossbeam 4 and adjacent friction pile 3 are connected.
The rock cutting slope 1 is stable under the common stability of each anti-slide pile 3 and each cross beam 4, and the whole stability is kept, and the rock cutting slope is safe and reliable. In actual construction, except for the exposed anti-slide piles 3 and the exposed cross beams 4 on the rock cutting slope 1 formed by construction, other parts are generally naked rock masses, have large contrast with the surrounding environment, and do not meet the ecological requirements of green protection. Therefore, in the embodiment of the utility model provides an in, adopt and set up ecological protection structure 5 on rock matter cutting side slope 1, this ecological protection structure 5 is used for covering the second part on rock matter cutting side slope 1's surface, and ecological protection structure 5 can grow out the plant moreover, shelters from naked rock matter through green plant to under the green protection of plant, realized keeping harmonious with the surrounding environment, satisfied ecological protection's demand.
In a specific arrangement, the first and second parts have the following specific meanings: on the formed rock cutting slope 1, the first part is the part of the surface of the rock cutting slope 1 covered with the cross beam 4, and the second part is the part of the surface of the rock cutting slope 1 covered with the ecological protection structure 5.
The embodiment of the utility model provides an in the supporting construction who provides adopts friction pile 3, crossbeam 4 and ecological protection structure 5 to make up jointly and form, and each friction pile 3 and each crossbeam 4 realize the stable support of rock matter cutting side slope 1 jointly, safe and reliable. And, adopt to be stamped ecological protection structure 5 on the second part of rock matter cutting side slope 1, realize the three-dimensional ecological green protection of rock matter cutting side slope 1 through ecological protection structure 5, green, the technical defect of no green ecological support has not only been overcome, and realize covering the second part of rock matter cutting side slope 1 through ecological protection structure 5 in addition, compare and set up reinforced concrete or plain concrete structure on the second part of rock matter cutting side slope 1, it is low to have the cost, economic environmental protection's advantage.
As shown in fig. 1 and 2, in the specific arrangement, the number of the anti-slide piles 3 and the number of the cross beams 4 are set according to the whole area of the rock cutting slope 1, and the anti-slide piles 3 and the cross beams 4 are preferably arranged in an equidistant distribution manner. Thus, in this arrangement, the first portion includes a plurality of first sub-portions spaced apart, the second portion includes a plurality of second sub-portions spaced apart, and at least one of the first sub-portions is disposed adjacent at least one of the second sub-portions. Namely, according to the number of the cross beams 4, the surface part of the rock cutting slope 1 covered by each cross beam 4 is a first sub part, and each area enclosed by two adjacent slide-resistant piles 3 and at least one cross beam 4 is a second sub part. All of the first sub-portions constitute first portions and all of the second sub-portions constitute second portions. Of course, the entire rock cutting slope 1 also includes the portions covered by the respective slide resistant piles 3 and the portions provided with other structures.
As shown in fig. 2, at least two cross beams 4 are arranged between two adjacent slide piles 3. That is, each slide pile 3 extending upward from the ground plane 2 has a certain height, and in order to ensure stability between two adjacent slide piles 3, at least two cross beams 4 are provided between two adjacent slide piles 3, and preferably, are provided at intervals in the middle of the downward extending portion, so as to ensure stability of the entire structure. In the embodiment of the present invention, the cross beams 4 disposed between the same two anti-slide piles 3 are disposed at equal intervals.
In practical arrangement, the area enclosed by two adjacent anti-slide piles 3 and at least one cross beam 4 is a second sub-part, and the corresponding cross beam 4, anti-slide piles 3 and the slope surface of the rock cutting slope 1 are combined to form a receiving groove 6 (refer to fig. 1). Thereby, the structure that forms is provided with holding tank 6 for each second subsection, all is provided with ecological protection 5 in every holding tank 6.
As shown in fig. 2 and 3, in the embodiment of the present invention, the ecological protection structure 5 includes a fixing net 51 and a plant growth substrate 52. The fixed mesh 51 is sprayed at least on the second subsection and is fixed; and a plant growth substrate 52 laid on the fixing net 51 for cultivating plants. In the specific setting, because rock usually is on the rock cutting side slope 1, be unfavorable for the growth of plant. Therefore, a fixing net 51 is laid on at least the second sub-part of the rock cutting slope 1, and fixed by rivets or the like, and then a vegetation base 52 is sprayed on the fixing net 51. Like this, realize planting living basic unit 52 through fixed network 51 and stably adhere to on rock matter cutting slope 1, ensure the stability that plants living basic unit 52 set up the position, make the plant that plants living basic unit 52 grows out can reliably remain stable.
In practical settings, the fixed net 51 is a geonet pad or a galvanized iron wire net; the sprayed vegetation base layer 52 is formed by mixing clay, chaff, sawdust, cement, compound fertilizer and the like, the set thickness can be 10-15 cm, the grass seeds need to be perennial grass seeds with developed root systems and short and luxuriant stems and suitable for local survival, and the content of the sprayed grass seeds is not less than 25g per square meter so as to ensure that the ecological protection structure 5 formed by the arrangement can smoothly grow and realize green ecological protection. Of course, it is understood that the thickness of the plant growth substrate 52 and the amount of grass seeds sprayed per square meter can be selected according to practical circumstances, and is not limited herein.
As shown in fig. 2 and 3, the ecological protection structure 5 further includes a drainage hole 53 and a drainage pipe 54. The drainage holes 53 extend from the interior of the rock cutting slope 1 to the outer side of the second sub-part and incline towards the ground plane 2; and a drain pipe 54 inserted in the drain hole 53; wherein, the pipe wall of the water discharge pipe 54 is provided with a plurality of through holes, and the periphery of the pipe wall is coated with a filter member. Set up like this, realized discharging the inside water of rock cutting side slope 1 through drain pipe 54, avoided the inside too much water of storage of rock cutting side slope 1 and caused the stability of rock cutting side slope 1 to reduce, ensured holistic security. Moreover, the water inside the rock cutting slope 1 seeps into the drain pipe 54 is filtered by the filter on the drain pipe 54 and then flows into the drain pipe 54 through the through hole, so that the through hole of the drain pipe 54 can be prevented from being blocked by soil, and the reliable drainage can be realized. The filter element is preferably configured as a filter cloth.
In a specific arrangement, it is preferable to set the aperture of the drainage hole 53 to 50mm, as shown in fig. 3, the elevation angle a is set to 10 ° to 15 °, the length of the drainage pipe 54 is not less than 70cm, and the length exposed to the outside of the second sub-portion is 8 cm. And the through holes arranged on the pipe wall are arranged in a quincunx shape.
As shown in fig. 1 and 4, the cross member 4 includes a first body 41 and a second body 42. The first body 41 is embedded in the rock cutting slope 1; the second body 42 is fixedly connected with the first body 41 and extends to the outside of the rock cutting slope 1, and the second body 42 and the adjacent slide-resistant piles 3 are combined to form an accommodating groove 6; the extension of the cross beam 4 in the length direction realizes a fixed connection with two adjacent slide-resistant piles 3. In this way, the first body 41 of the cross beam 4 is embedded in the rock cutting slope 1, so that the stability of the cross beam 4 can be improved. And second body 42 exposes out in the outside of rock matter cutting slope 1 to can form holding tank 6 with adjacent friction pile 3 and the second subsection combination that corresponds, holding tank 6 that forms has certain degree of depth moreover, can reliably satisfy placing and holding of ecological protection structure 5 and deposit water, in order to do benefit to the growth of plant.
As shown in fig. 1 and 2, the beams 4 are arranged at intervals in a layered manner along the height direction of the rock cutting slope 1, and both ends of each beam 4 are respectively connected with the corresponding slide-resistant piles 3 into a whole. Therefore, the anti-slide piles 3 are connected into a whole through the cross beams 4, and the formed supporting structure is an integral structure, has strong capability of fixing the rock cutting slope 1, and is safe and reliable.
Because the slope surface is the rock cutting slope 1, the internal water storage capacity is poor, and in order to store a certain amount of water in each second sub-part to guarantee the growth of plants. As shown in fig. 1 and 4, in practical arrangement, the direction in which the first body 41 is embedded is perpendicular to the surface of the rock cutting slope 1. Like this, the lateral wall of the holding tank 6 that forms through crossbeam 4 extends with the surface of perpendicular to rock matter cutting side slope 1, and this lateral wall is located the bottom of holding tank 6 moreover, therefore, with the surface of the direction perpendicular to rock matter cutting side slope 1 of first body 41 embedding, has just realized that holding tank 6 has the function of storage water, provides the guarantee for the smooth growth of inside plant.
As shown in fig. 1 and 2, specifically, in actual construction, the dimensions of the slide-resistant piles 3 and the cross beams 4 are determined by structural calculation, the section width d of the slide-resistant piles 3 is generally set to be 1.75 m-2.5 m, the section thickness h is set to be 2.0 m-2.75 m, the length L1 of the part of the slide-resistant piles 3 extending above the ground plane 2 is generally not more than 10m, and the length L2 of the part of the slide-resistant piles 3 arranged below the ground plane 2 is determined by actual supporting structures; the axial distance S between two adjacent slide piles 3 is set to be generally 5m to 8 m. And the slope rate of the rock slope surface between piles is 1: m, typically set to 1: 0.5-1: 0.25.
specifically, each slide-resistant pile 3 is cast-in-place construction by using reinforced concrete not lower than C35(C35 is the strength grade of concrete), and the specific structure size is determined by checking calculation.
Specifically, a groove is dug in the rock cutting slope 1, so that the first body 41 of the beam 4 can be formed in the groove, and the first body 41 can be embedded into the rock cutting slope 1.
As shown in fig. 1, before each slide resistant pile 3 is constructed, a pile top platform 7 is constructed at an upper position of a slope body, and then each slide resistant pile 3 is constructed. Side ditches 9 are provided in portions adjacent to the floor 2, and smoothness of drainage of the floor 2 is ensured by the side ditches 9. The side trench platform 8 is arranged in the region of the side trench 9 and the bottom of the rock cutting slope 1.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a supporting construction of rock matter cutting slope which characterized in that includes:
the anti-slide piles are used for fixing the rock cutting slope and are arranged at intervals;
the cross beam is arranged on a first part of the surface of the rock cutting slope, at least one part of the cross beam is embedded into the rock cutting slope inside the first part, and the cross beam is connected with the adjacent anti-slide piles;
an ecological protection structure for covering a second part of the surface of the rock cutting slope;
wherein the first portion and the second portion are disposed adjacent.
2. The support structure of claim 1, wherein said first portion includes a plurality of first spaced apart subsections and said second portion includes a plurality of second spaced apart subsections, at least one of said first subsections being disposed adjacent at least one of said second subsections.
3. The support structure of claim 1, wherein at least two of said cross-members are disposed between adjacent ones of the friction piles.
4. The support structure of claim 2, wherein each of said second subsections has a receiving slot therein, each of said receiving slots having said ecological protection structure disposed therein.
5. The supporting structure of claim 2, wherein the ecological protection structure comprises:
a fixing net which is at least laid on the second sub-part and fixed;
and the plant growth base layer is sprayed on the fixing net and is used for cultivating plants.
6. The supporting structure of claim 5, wherein the ecological protection structure further comprises:
a drainage hole extending from the interior of the rock cutting slope to the outer side of the second sub-part and inclining towards the ground surface;
the drain pipe is inserted in the drain hole;
the water draining pipe is characterized in that a plurality of through holes are formed in the pipe wall of the water draining pipe, and a filtering piece is coated on the periphery of the pipe wall.
7. The support structure of claim 4, wherein the cross-beam includes:
the first body is embedded in the rock cutting slope;
the second body is fixedly connected with the first body and extends to the outside of the rock cutting slope;
the second body and the adjacent slide-resistant piles are combined to form the accommodating groove.
8. The support structure of claim 7, wherein the direction of the first body insertion is perpendicular to the surface of the rock cutting slope.
9. The support structure according to any one of claims 1 to 8, wherein the cross members are arranged at intervals in layers in the height direction of the rock cutting slope, and both ends of each of the cross members are integrally connected to the corresponding slide-resistant piles, respectively.
10. The support structure of claim 9, wherein said cross members disposed between the same two said friction piles are equally spaced apart.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921260158.7U CN211228536U (en) | 2019-08-06 | 2019-08-06 | Supporting construction of rock cutting slope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921260158.7U CN211228536U (en) | 2019-08-06 | 2019-08-06 | Supporting construction of rock cutting slope |
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| Publication Number | Publication Date |
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| CN211228536U true CN211228536U (en) | 2020-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921260158.7U Active CN211228536U (en) | 2019-08-06 | 2019-08-06 | Supporting construction of rock cutting slope |
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| CN (1) | CN211228536U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110468858A (en) * | 2019-08-06 | 2019-11-19 | 中铁第四勘察设计院集团有限公司 | The supporting construction and construction method of rock matter cut slope |
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2019
- 2019-08-06 CN CN201921260158.7U patent/CN211228536U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110468858A (en) * | 2019-08-06 | 2019-11-19 | 中铁第四勘察设计院集团有限公司 | The supporting construction and construction method of rock matter cut slope |
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